Sony PCV-RS431 - Manual (Page 107)

Why doesn't my optical drive tray open?
To use the Eject button
1. Make sure the computer is turned on.
2. Press the Eject button on the drive.
To use the My Computer icon
1. Click Start in the Windows taskbar, then select My Computer.
2. Right-click the appropriate optical drive icon.
3. Select Eject from the shortcut menu.
Avoid using adhesive labels to identify your CD or DVD media. Adhesive labels may come off while the CD or DVD media
is in use in your optical drive(s) and may cause damage to the unit.
Page 107